Trace-hook



A. AHODGrDON Whiletree.

Patented May 24, 1864.

Witnesses: /lx J' Z;

UNITED STATES PATENT OFFICE.

ALVIN HODGDO, OF LOWELL, MASSACHUSETTS.

TRACE-HOOK.

Specification forming part of Letters Patent No. 42,552, dated May 24,1864.

.T0 all whom it may concern.-

Be it known that I, ALVIN HoDGDoN, of Lowell, county of Middlesex, andState of Massachusetts, have invented new and useful Improvements inSelf-Detaching Trace-Hooks; and l do hereby declare that the followingis a full and exact description thereof, reference being had to theaccompanying drawings, and to the letters ot' reference marked thereon,making a part of this specification.

The nature of my invention consists in the arrangement and constructionof the springs and trace-hooks or snibals, hereinafter set forth.

To enable others skilled inthe art to make and use my invention, I Willproceed t0 del scribe its construction and operation.

Figure l represents atop View of a Whittletree With my inventionattached. Fig. 2 represents a side elevation ot the same.

A represents the Whiftletree; B and C, the

trace hook and snibal; D, the spring. With the thumb and fingers pressthe spring D back; place the trace on the hook B or snibal C; then letthe spring D return to its place. In case then the whiftletree breaks,or one trace should become detached, the whit'tletrte `swings around andthe draft draws the tra e governable cr att'righted animal from the carvriage.

ALVIN HODGDON. Witnesses:

ABIEL PEVEY,

GEORGE E. PEVEY.

